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Cornerstone New York LLCGeneral contractor in Long Beach, NY

Cornerstone New York LLC is a general contractor at 79 Sagamore Rd, Island Park, NY 11558, rated 4.5 from 4 Google reviews. Open Monday to Saturday.

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Call (516) 868-3620Website ↗

Key facts

Key facts about Cornerstone New York LLC
Address79 Sagamore Rd, Island Park, NY 11558, Long Beach, NYGet directions
Phone(516) 868-3620
Websitecornerstonenyllc.com
HoursMonday to Friday: 7 AM – 6:30 PM; Saturday: 7 AM – 1:30 PM
Google rating4.5 from 4 Google reviews

Trades

Each trade shows the evidence we matched it on.

  • General Contractingmain tradeGoogle main category
  • Kitchen Remodeladditional Google category
  • Bathroom Remodeladditional Google category
  • Decks & Patiosadditional Google category
  • Windowsadditional Google category

Service area

Serves Long Beach and 11 towns within 25 miles: Oceanside, East Rockaway, Hewlett, Woodmere, Baldwin Harbor, Lynbrook, Cedarhurst, Rockville Centre, Lawrence, Baldwin and South Valley Stream.

Based in Long Beach, NYView on map

Opening hours

Opening hours for Cornerstone New York LLC
DayHours
Monday7 AM – 6:30 PMevening
Tuesday7 AM – 6:30 PMevening
Wednesday7 AM – 6:30 PMevening
Thursday7 AM – 6:30 PMevening
Friday7 AM – 6:30 PMevening
Saturday7 AM – 1:30 PM
SundayClosed
  • Open evenings (after 6 PM)
  • Open Saturdays
  • Open Sundays — no

Typical general contracting prices

Typical general contracting prices
JobLowTypicalHigh
Kitchen remodelPer project: typical range of customer-reported remodels (about $75 to $250 per sq ft). US national range × 1.10 Middle Atlantic factor (2025 Cost vs. Value Report)$16,000$29,600$45,640
Bathroom remodelPer bathroom: typical range of customer-reported remodels. US national range × 1.15 Middle Atlantic factor (2025 Cost vs. Value Report)$7,670$14,020$20,380

Market ranges for the trade, checked October 2026, not a quote from this business. Ask for a written estimate.

Reviews

ContractorsRanked reviews

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Google

4.5from 4 Google reviews

Hired Cornerstone New York LLC? Write a review

Questions about Cornerstone New York LLC

What are Cornerstone New York LLC’s hours?

Cornerstone New York LLC is open Monday to Saturday. Its listed hours are Monday to Friday, 7 AM – 6:30 PM; Saturday, 7 AM – 1:30 PM. On Saturdays it is open 7 AM to 1:30 PM and closed on Sundays. Hours come from the business listing; holiday hours may differ.

What areas does Cornerstone New York LLC serve?

Serves Long Beach and 11 towns within 25 miles: Oceanside, East Rockaway, Hewlett, Woodmere, Baldwin Harbor, Lynbrook, Cedarhurst, Rockville Centre, Lawrence, Baldwin and South Valley Stream. The list is based on the business's location and the usual service radius for general contracting. Confirm your address is covered when you call.

What do Google reviews say about Cornerstone New York LLC?

Cornerstone New York LLC has a rating of 4.5 from 4 Google reviews. The CR Score adjusts the star rating for review count, so a high rating from a few reviews counts for less than the same rating from many.

How do I contact Cornerstone New York LLC?

Call Cornerstone New York LLC on (516) 868-3620. The business is at 79 Sagamore Rd, Island Park, NY 11558, Long Beach, NY. Its website is linked in the key facts on this page. Ask for a written estimate before any work starts.

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